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Kahn, J., & Wu, C. (2022, December 7). Why Do I Sleep So Late? Get Your Sleep Cycle Back on Track. Rise. https://www.risescience.com/blog/why-do-i-sleep-so-late

Lauretta, A. (2021, March 24). Why You Stay Up So Late, Even When You Know You Shouldn’t. Featured. https://www.wired.com/story/sleep-procrastination-psychology-tips/ 

Dermatology,W., & Dermatology, W. (2021, December 2). How does lack of sleep affectthe skin? Walk-in Dermatology. https://walkindermatology.com/how-does-lack-of-sleep-affect-skin/

 
Sleepingless than 6 hours may raise risk of cancer, even death. (2021, August 16). www.heart.org. https://www.heart.org/en/news/2019/10/02/sleeping-less-than-6-hours-may-raise-risk-of-cancer-even-death

 
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Paprocki, J.(2023, January 18). How lack of sleep affects your eyesight. SleepEducation. https://sleepeducation.org/lack-sleep-affects-eyesight/

 
Chai, C. (2023, September 5). When You Have to Stay Up Late: 6 Ways toDo It Safely.EverydayHealth.com. https://www.everydayhealth.com/sleep/six-tricks-to-stay-up-late-at-night.aspx

 https://www.bilibili.com/video/BV1Bu411e7xm?vd_source=7ebddf9a979c5ce2e2fcd65eb14546f9